TY - RPRT TI - Complement activation by polymethyl methacrylate minimized by end-point heparin attachment. AU - M Pekna AU - R Larsson AU - B Formgren AU - U R Nilsson AU - B Nilsson PY - 1993 DO - 10.1016/0142-9612(93)90022-t UR - https://pubmed.ncbi.nlm.nih.gov/8476991/ ID - 8476991 ER -